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Finding the Fourth Proportional to 382,025.32, 573,152.57 and 154,203.71

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Solution

The fourth proportional to 382,025.32, 573,152.57 and 154,203.71 is: 231,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,025.32 : 573,152.57 = 154,203.71 : x
  2. Step 2: Convert to fraction form
    382,025.32/573,152.57 = 154,203.71/x
  3. Step 3: Cross multiply
    382,025.32x = 573,152.57 × 154,203.71
  4. Step 4: Simplify right side
    382,025.32x = 88,382,252,690.03
  5. Step 5: Solve for x
    x = 88,382,252,690.03/382,025.32
  6. Step 6: Final answer
    x = 231,351.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.